Tunnel technology of iron sponge makingAug 8, 2016 . Iron Ore Reduction In Tunnel Kiln . Iron ore is a heterogeneous mixture that contains iron oxide. Iron ore There is a process where iron ore,.tunnel kiln process of iron ore reduction,tunnel kiln process of iron ore reduction,New Technology (Tunnel Kiln) to make Sponge Iron / DRI in India .Nov 22, 2011 . The Kiln which is 194m in length, is the longest in India was successfully fire. . New Technology (Tunnel Kiln) to make Sponge Iron / DRI in India. . IRON ORE PROCESSING PLANT - Duration: 5:19. durgagodugu 34,622 views . MANUFACTURING PROCESS OF STEEL SCRAP TO BILLET AND BILLET.


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Reduction Efficiency of Iron Ore–Coal Composite Pellets in Tunnel .

Feb 13, 2015 . Tunnel kilnIron ore–coal composite pelletsSponge ironEnergy . In this process, the material loaded on trolleys passes through different.

DRI Tunnel Kiln India | Tunnel Kiln for Sponge Iron | Direct Reduced .

The process has been established now after earlier hiccups. The process of Tunnel Kiln uses fines of Iron ore and Coal which are mixed together in specified.

sponge iron production from ore -coal composite pellets in tunnel kiln

Keywords: Tunnel Kiln, Iron ore-coal composite pellets, Sponge iron, . good, and so the process finds application in reduction of Ferro-nickels, Ilmenite etc [4].

DRI (Direct Reduced Iron) Production Solutions - Xi'an Abundance .

By using tunnel kiln to produce DRI is that mix the iron ore concentrate, pulverized coal and . HYL - ZR process adopts reducing gas directly reduce iron ore.

1. Introduction The coal-based direct reduction concept utilizing the .

Keywords: EAF dust recycling, Direct reduction, Iron ore, Rotary hearth furnace, . circular tunnel kiln. . unlike other new coal-based ironmaking processes that.

tunnel kiln process of iron ore reduction,

Direct reduction process using fines and with reduced CO2 emission

iron, manganese and chromite ores, considerable . Processes for direct reduced iron (DRI) are well .. 1 Schematic representation of CSIR tunnel kiln. Table 1.

Manufacturing Process - Sree Metaliks Ltd

The different coal based processes include retort/shaft, tunnel kiln, rotary kiln, . is the rotary kiln process using low-grade coal to reduce sponge grade iron ore.

Economic aspects of direct reduction of iron ore in Illinois - Ideals

process for direct reduction of iron ore, and every major steel producer in the .. ore in a vertical shaft furnace, a rotary or tunnel kiln, or other types of hearth or.

sponge iron - WELCOME TO IGR INDIA

Low grade Iron ore fines can be utilized, and further processing of produced hot . of rotary hearth furnace gets roasted and reduction by CO results in DRI Sponge Iron. . nor sintering is offered adopted Tunnel kiln and Hematite Iron ore fines.

PDF 2393 KB

shipping iron making raw materials (coal and iron ore) as is currently the case. .. furnaces. Carbon for the iron making reduction processes w ill be provided by a combination of Coke and. Injected ... temperature, circular tunnel kiln. The feed.

Energy survey of the Sponge Iron Process

Keywords: Sponge iron, tunnel kiln, energy e ciency, exhaust, pushing time, . flows in the process is shown in figure 1. The tunnel kilns. Reduction mix. Iron ore.


In this process water is added to the ore and is transported to several 4” steel balls . The carbothermic reduction of iron ore takes place in horizontal Tunnel kiln.

Iron - Manufacturing process related to the . - The Iron Platform

iron powder using magnetite ore (Fe3O4) and carbon as raw materials. The reduction process takes place in a gas fired tunnel kiln at around 1200°C for.

tunnel kiln in india iron - Nagauniv

The carbothermic reduction of iron ore takes place in the Tunnel Kiln. . and supplying a . India's First DRI through Tunnel Kiln Process by Case Group.

Beneficiation of iron ore sponge iron in India-Ore Beneficiation .

3. tunnel kiln method of sponge iron process (solid carbon reduction process). Carbon is formed by the oxygen at high temperatures in the refractory jar and can.

Direct reduced iron - Wikipedia

Direct-reduced iron (DRI), also called sponge iron, is produced from the direct reduction of iron ore to iron by a reducing gas produced from.

Iron Ore Beneficiation - Scribd

Iron Ore Beneficiation - Free ebook download as Word Doc (.doc / .docx), PDF File . reduction process; Hematite; Roasting; Tunnel kilns DOCUMENT TYPE:.

55* 6244/4“ W

to the manufacture of iron sponge of a dense coherent . reduction of iron ore, in which the reduced charge is . effected continuous tunnel kiln processes.

tunnel kiln process of iron ore reduction,

why magnetite ore not used in the sponge iron rotary kiln –

Iron making is the process of Reduction of iron ore using the relevant . OF SPONGE IRON THROUGH TUNNEL KILN PROCESS …. fired rotary kilns or natural.

Reduced Iron Powder In The Present Society Used Two Methods Of .

Jul 18, 2016 . Solid carbon reduction in tunnel kiln production of sponge iron, crushed . grinding and subsequent processing in order to get a quality iron.

Sponge Iron Industry: The Regulatory Challenge - Centre for .

The mixture then moves to a tunnel-kiln where it is . is a two stage process where first iron ore is reduced to sponge iron in a furnace using reducing gas (CO.

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